2Tm/Ttm Controller Card Assembly Communication Failure; Tray 3 Media Size Failure - Lexmark W840 Service Manual

4024-XXX
Step
10 Perform a print test.
Does the error still occur?
11 Perform a print test.
Does the error still occur?

980.00 2TM/TTM controller card assembly communication failure

Step
1 Check the 2TM/TTM controller card assembly and the
printer engine card assembly for proper connection.
Are connectors P541 and P413 on the above cards
connected properly?
2 Perform a print test.
Does the error still occur?
3 Perform a print test.
Does the error still occur?

Tray 3 media size failure

Step
1 Check the media.
Pull out tray 3, and visually check it.
Is the media loaded in tray 3 properly?
2 Check the media.
Pull out tray 3, and visually check it.
Are the front media tray guide assembly and rear media
tray guide on tray 3 set correctly?
2-26
Options Service Manual
Check
Check
Check
Yes
Replace the 2TM/ Problem solved.
TTM controller card
assembly.
Go to "2X 500-
sheet drawer
(2TM)—2TM/TTM
controller card
assembly removal"
on page 4-43.
Go to step 11.
Replace the printer Problem solved.
engine card
assembly.
Refer to the Printer
Service Manual.
Yes
Problem solved. Replace the
connection.
Replace the 2TM/ Problem solved.
TTM controller card
assembly.
Go to "2X 500-
sheet drawer
(2TM)—2TM/TTM
controller card
assembly removal"
on page 4-43.
Go to step 3.
Replace the printer Problem solved.
engine card
assembly.
Refer to the Printer
Service Manual.
Yes
Go to step 2. Load media
properly.
Go to step 3. Set the parts
properly.
No
No
No